level: Measurement
Questions and Answers List
level questions: Measurement
| Question | Answer |
|---|---|
| 6.023 x 10^23 atoms or molecules | Mole (avogrados constant) |
| mass of substance/RFM | Number of moles = |
| the number of moles of dissolved substance (solute) in a given volume of liquid (solution) | Molarity of a solution |
| one mole of given substance in one litre | Molar solution (1M) |
| the amount of a particular substance (solute) that can dissolve in a given solvent (giving a saturated solution) at a given temperature. | Solubility |
| increases solubility | increasing temp |
| value that represents the part of a whole number in units of 1/1000000. (1x10^-6) | PPM |
| the process of making a weaker solution, which has a lower concentration of a given solute | Dilution |
| the amount of a substance per volume of solution | Concentration |
| C1 x V1 = C2 x V2 where C is in Moles and V in litres | Making a dilution |
| ratio between the initial concentration of stock (starting solution) and the concentration of the final solution. | Dilution factor |
| final concentration required / concentration of stock solution | Dilution factor equation |